Dallasite Vs Benitoite
Origin
Southern and central Africa
USA, Color: blue or violetish blue, colorless, Hardness: 6 6.5, Refractive index: 1.76 1.80, Density: 3.60 3.68, Chemical composition: BaTiSi3O9, Crystal structure: hexagonal, Lustre: vitreous, Origins: San Benito Country, USA. Very rare collectors stone. Found only in San Benito County, California, USA, with specimens over 2 ct. being extremely rare.
Color
Green
Violet, Blue, Colorless, Blue, pink, White, Colorless
Streak
Not Available
White
For which Rashi?
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Planet
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Element of Planets
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Finger
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Ring Metal
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Energy
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Deities
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Not to wear with
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Powers
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Planetary
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Talisman
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Tenacity
Not Available
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Solubility
Not Available
Insoluble: HCl
Durability
Not Available
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Specific Gravity
2.58-2.91
3.61-3.68
Fracture
Not Available
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
Cleavage
Not Available
[10 1 1] poor
Mohs Hardness
6.5-7
6-6.5
Chemical Composition
Not Available
BaTiSi 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Luster
Not Available
Vitreous
Pleochroism
Not Available
O = colorless; E = purple
Transparency
Not Available
Transparent
Refractive Index
1.540
1.757-1.804
Optic Character
Not Available
Not Available
Crystal System
Not Available
Hexagonal
Birefringence
0.008-0.010
0.047
Clarity
Not Available
Transparent
Neurological
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Cardiovascular
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Respiratory
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Reproductive
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Digestive
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Psychology
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Healing
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Qualities Associated
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Dallasite Vs Benitoite Fracture
Fracture is an important parameter when you compare Dallasite and Benitoite Physical Properties. It is necessary to understand the significance of these properties, before you compare Dallasite Vs Benitoite fracture. Whenever a gemstone chip breaks, it leaves a characteristic line along its breakage. Such lines are known as fracture and are used to identify the gemstones in their initial stages of production when they are in the form of rough minerals. Fracture is usually described with the terms “fibrous” and “splintery” to denote a fracture that usually leaves elongated and sharp edges. Benitoite fracture is Brittle, Conchoidal, Conchoidal, ConchoidalArthur Thomas and Gemstones (2009).
Dallasite Vs Benitoite Luster
A primary knowledge about Dallasite vs Benitoite luster is useful in apparent identifications of these gemstones. Luster is the measure of light that gets reflected when incident on a finished cut gemstone. There are two major types of lusters: Silky and Adamantine. Since luster varies between two crystals of even the same gemstone, luster is limited to basic identification criteria. Benitoite, on other hand, exhibits Vitreous luster.